updated for version 7.3.257
Problem:    Not all completions are available to user commands.
Solution:   Add "color", "compiler", "file_in_path" and "locale". (Dominique
            Pelle)
diff --git a/runtime/doc/map.txt b/runtime/doc/map.txt
index 103cb54..2ebf2eb 100644
--- a/runtime/doc/map.txt
+++ b/runtime/doc/map.txt
@@ -1211,17 +1211,21 @@
 
 	-complete=augroup	autocmd groups
 	-complete=buffer	buffer names
+	-complete=color		color schemes
 	-complete=command	Ex command (and arguments)
+	-complete=compiler	compilers
 	-complete=cscope	|:cscope| suboptions
 	-complete=dir		directory names
 	-complete=environment	environment variable names
 	-complete=event		autocommand events
 	-complete=expression	Vim expression
 	-complete=file		file and directory names
+	-complete=file_in_path	file and directory names in |'path'|
 	-complete=filetype	filetype names |'filetype'|
 	-complete=function	function name
 	-complete=help		help subjects
 	-complete=highlight	highlight groups
+	-complete=locale	locale names (as output of locale -a)
 	-complete=mapping	mapping name
 	-complete=menu		menus
 	-complete=option	options